UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ue5s0F3OVXkm4jOCpnjAOtK7RF6slXfcxBtOcH6dA0c=' 
WHERE 
  key_id = '6985fdc58dbc6a6b316577a81a7fa3f1bea48eac01dea44e8f33ad454bab3067' 
  AND (
    token = 'ue5s0F3OVXkm4jOCpnjAOtK7RF6slXfcxBtOcH6dA0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )